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We specialise in the design and manufacture of current and voltage transformers for the low to medium voltage electrical industry. Based in Christchurch, New Zealand, we supply network and electric companies worldwide.

Whether it's a one-off design or a large run, our purpose-built manufacturing facility provides TWS Energy Controls with an ideal base for the design and manufacture of current transformers, voltage transformers for metering and protection and power transformers to meet individual customer requirements in the electrical industry.

We have been designing and manufacturing transformers since 1981 and are the major suppliers of metering current transformers and CT and VT metering units to the New Zealand electrical industry. Our design engineers have over 40 years experience in the industry.

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Designed and Manufactured in NZ
We Offer Global Shipping